Serum protein binding of 1,25-dihydroxyvitamin D: a reevaluation by direct measurement of free metabolite levels.
J Clin Endocrinol Metab. 1985 Nov;61(5):969-75. doi: 10.1210/jcem-61-5-969.
J Clin Endocrinol Metab. 1985.
PMID: 3840175